EN 1.3961 Alloy vs. EN 1.3963 Alloy
Both EN 1.3961 alloy and EN 1.3963 alloy are iron alloys. Both are furnished in the quenched and tempered condition. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is EN 1.3963 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 31 | |
| 29 |
| Poisson's Ratio | 0.3 | |
| 0.3 |
| Shear Modulus, GPa | 72 | |
| 72 |
| Shear Strength, MPa | 300 | |
| 290 |
| Tensile Strength: Ultimate (UTS), MPa | 450 | |
| 440 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1430 |
| Melting Onset (Solidus), °C | 1390 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 460 |
| Thermal Expansion, µm/m-K | 1.3 | |
| 1.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 25 |
| Density, g/cm3 | 8.2 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 4.8 |
| Embodied Energy, MJ/kg | 66 | |
| 66 |
| Embodied Water, L/kg | 110 | |
| 110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 | |
| 260 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 23 |
| Strength to Weight: Axial, points | 15 | |
| 15 |
| Strength to Weight: Bending, points | 16 | |
| 16 |
| Thermal Shock Resistance, points | 130 | |
| 110 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 to 0.25 | |
| 0 to 0.25 |
| Iron (Fe), % | 60.7 to 65 | |
| 60.5 to 64.9 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 to 1.0 | |
| 0 to 1.0 |
| Nickel (Ni), % | 35 to 37 | |
| 35 to 37 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.020 | |
| 0.1 to 0.2 |